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Re: [TowerTalk] lp V stepIR

To: "Tower and HF antenna construction topics." <towertalk@contesting.com>
Subject: Re: [TowerTalk] lp V stepIR
From: jimlux <jimlux@earthlink.net>
Reply-to: "Tower and HF antenna construction topics." <towertalk@contesting.com>
Date: Sun, 24 Jan 2010 10:31:58 -0800
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Steve, W3AHL wrote:
> Construction details for an 80-40m wire LPDA are in the ARRL Antenna 
> Handbook, 20th Edition.  It could easily be extended to higher bands.
> 
> You need a large family to rotate it and a large field if you're going for 
> any height....
> 


I've always thought that since the beamwidth is fairly wide (90 
degrees-ish) that you could build 4 or more around a central point, and 
then use some sort of power dividing scheme to "rotate" the beam. (or 
heck, just point in one of 4 directions, at worst, you're down 3dB)
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